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Indonesia

M3.4 Earthquake near SUMBAWA REGION, INDONESIA (Indonesia)

UTC time: 2025-12-09 22:31:55 UTC Local time: —

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About this earthquake

On December 9, 2025 at 22:31 UTC, a magnitude M3.4 earthquake occurred near SUMBAWA REGION, INDONESIA (Indonesia). The earthquake originated at an intermediate depth of about 100 km. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: over the past 24 hours, QuakeMap24 logged 43 earthquakes, the strongest at M6.0.

Details

ID
8baee4156dcac3ac031be0b80979cbbfd2bc1e0b
Magnitude
M3.4
Depth
100.0 km
UTC time
2025-12-09 22:31:55 UTC
Local time
—
Country
Indonesia
City
Nusa Tenggara Barat
Source
emsc
Coordinates
-8.64000, 118.42000
Temperature
23.9°C

Depth profile

Depth profile Depth: 100 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 100 km
Intermediate
100 km
100 km — deeper than the regional average (43.3 km)
Regional average: 43.3 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Tambora
    Distance: 63 km ·Stratovolcano ·Elevation: 2'850 m ·Last eruption: 1967 ·Indonesia
  • Sangeang Api
    Distance: 87 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia
  • Sano, Wai
    Distance: 175 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Rinjani
    Distance: 216 km ·Stratovolcano ·Elevation: 3'726 m ·Last eruption: 2016 ·Indonesia
  • Ranakah Activity reported
    Distance: 232 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inierie
    Distance: 279 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Sultan Muhammad Salahuddin AirportIndonesia · BMU · WADB
    31.3 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-04

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Nusa Tenggara Barat

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 110 Catalogue entries

Of 109 other entries for this area and period, 35 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Indonesia

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Indonesia

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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